3 – Recoil spring
4 – Firing Pin
5 – Spacer Sleeve & Channel Liner
6 – Firing Pin Spring
7 – Spring Cup
8 – Firing Pin Safety
9 – Firing Pin Safety Spring
10 – Extractor
11 – Extractor Depressor Plunger
12 – Extractor Depressor Plunger Spring
13 – Spring Loaded Bearing
14 – Back Plate

15 – Rear Sight
16 – Front Sight & Screw
17a – Beavertail
18 – Magazine Catch Spring
19 – Magazine Catch
20 – Slide Lock Spring
21 – Slide Lock
22 – Locking Block
23 – Trigger Housing
24 – Connector
26 – Trigger (Shoe & Kit)
27 – Slide Stop Lever

28 – Trigger Pin
29 – Trigger Housing Pin
31 – Magazine
32 – Magazine Follower
33 – Magazine Spring
35 – Magazine Basepad
36 – MOS Cover Screw
37 – MOS Cover Plate
38 – MOS Adapter Screw
39 – MOS Adapter Plate
40 – Magwell